District Contact & Information
Source: NCES CCD 2024–25Schools in Regional School Unit 21
6 schools listed| School | Level | Grades | Students | City |
|---|---|---|---|---|
| Kennebunk Elementary School | Elementary | Pre-K – 2nd | 378 | Kennebunk |
| Kennebunkport Consolidated Sch | Elementary | Kindergarten – 5th | 199 | Kennebunkport |
| Mildred L Day School | Elementary | Kindergarten – 5th | 224 | Arundel |
| Sea Road School | Elementary | 3rd – 5th | 308 | Kennebunk |
| Middle School of the Kennebunks | Middle | 6th – 8th | 470 | Kennebunk |
| Kennebunk High School | High | 9th – 12th | 683 | Kennebunk |
Zip Codes Served by Regional School Unit 21
2 zip codesFrequently Asked Questions
About Regional School Unit 21
Regional School Unit 21 is a public school district serving 2 zip codes in Maine, primarily in York County. It carries an overall rating of 10/10 (Excellent), the 91st percentile among Maine districts. That rating reflects the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts with a 2017–18 fallback for the rest) and is ranked only against other Maine districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.
Schools in this district
NCES lists 6 schools operating under Regional School Unit 21 — 4 elementary, 1 middle and 1 high. The largest by enrollment is Kennebunk High School with 683 students. School-level enrollment comes from the NCES Common Core of Data school directory; a school with no reported enrollment is shown with a dash rather than a zero.
Checking your own address
District boundaries are address-specific and do not follow zip code lines exactly — a single zip code can be split between two or more districts. Use the zip codes listed above as a starting point, then confirm your assignment with the district office at (207)985-1100 before making a housing decision.